Keystone, South Dakota — Earthquakes
Earthquakes Near Keystone, South Dakota
A list of all earthquakes centered near Keystone, South Dakota over the last 40 years. Data courtesy of USGS: Global Earthquake Search.
Nearest Earthquakes by Distance
| # | Earthquake | Distance |
|---|---|---|
| 1. | 2004-01-24 - Mag. 2.50 (mblg) | 13 mi. |
| 2. | 1996-02-06 - Mag. 3.70 (mblg) | 16.5 mi. |
| 3. | 1994-03-18 - Mag. 2.80 (mblg) | 34.5 mi. |
| 4. | 1994-03-20 - Mag. 2.30 (mblg) | 34.5 mi. |
| 5. | 2012-01-16 - Mag. 3.00 (mblg) | 35.2 mi. |
| 6. | 2004-01-05 - Mag. 2.80 (mblg) | 35.4 mi. |
| 7. | 1991-11-05 - Mag. 2.50 (ml) | 35.4 mi. |
| 8. | 1993-09-05 - Mag. 2.70 (ml) | 39.7 mi. |
| 9. | 2007-02-07 - Mag. 3.10 (mblg) | 42.8 mi. |
| 10. | 2011-11-15 - Mag. 3.30 (mblg) | 58.6 mi. |
| 11. | 2011-11-14 - Mag. 4.00 (mb) | 58.9 mi. |
| 12. | 1990-01-28 - Mag. 4.00 (mblg) | 60.9 mi. |
| 13. | 1990-03-02 - Mag. 3.20 (ml) | 61.7 mi. |
| 14. | 1996-05-03 - Mag. 3.10 (mblg) | 66.1 mi. |
| 15. | 1996-04-09 - Mag. 3.70 (mblg) | 66.6 mi. |
| 16. | 2011-11-19 - Mag. 2.80 (mblg) | 70.1 mi. |
| 17. | 2008-08-22 - Mag. 3.10 (ml) | 71.5 mi. |
Earthquake Locations